New York, NY -- One World Trade Center stands tall in New York as families and friends remember the victims of the 9/11 terrorist attacks. The building stands at 1,776 feet tall and is the tallest building in the Western Hemisphere. It has 104 floors and includes office space and an observation deck. The building utilizes 48,000 tons of steel that's equivalent to 22,500 full-size passenger cars.
EarthCam released a time-lapse video that highlights the construction progress of One World Trade from October 2004 to September 2013. The video also includes the spire installation.